Finding the Fourth Proportional to 9,293.51, 12,823.83 and 5,516.07

Step by Step Solution

1. Step 1: Write the proportion equation
   9,293.51 : 12,823.83 = 5,516.07 : x
2. Step 2: Convert to fraction form
   9,293.51/12,823.83 = 5,516.07/x
3. Step 3: Cross multiply
   9,293.51x = 12,823.83 × 5,516.07
4. Step 4: Simplify right side
   9,293.51x = 70,737,143.95
5. Step 5: Solve for x
   x = 70,737,143.95/9,293.51
6. Step 6: Final answer
   x = 7,611.46